<section id="contact" class="contact bg-primary">
  <div class="container">
    <h2 class="section-heading">Demo</h2>
    <div class="responsive-yt">
      <iframe width="560" height="315" src="https://www.youtube.com/embed/lfWRwwmX9Q8" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" allowfullscreen></iframe>
    </div>
  </div>
</section>
